There are ways to improve the online ledger blockchain by taking some security notes from banks. If people could use both two-step verification and spending limits on the blockchain, this would reduce any economic

The cryptocurrency Cassandras are starting to look right. The sector has lost about a third of its market value since peaking in early June, pushing it into what traditional equity market analysts label as a bear market. Bitcoin, the

It’s time for bitcoin traders to batten down the hatches. The notoriously volatile cryptocurrency, whose 160% surge this year has captivated everyone from Wall Street bankers to Chinese grandmothers, could be headed for one of its

Ronnie Moas, who for the past 13 years has made more than 900 stock recommendations via his one-man show at Standpoint Research, is now venturing into cryptocurrencies. Bitcoin will double to US$5 000 next year, and reach

Many TechCentral readers will know the name Dawie Roodt. He is chief economist at the Efficient Group and undoubtedly one of South Africa’s leading economists. Roodt gave a fascinating presentation on Wednesday

Bitcoin declined as much as 17% on Monday, while smaller competitor ether continued to slide after experiencing a “flash crash” last week, raising concern about mainstream acceptance of the digital currencies. Bitcoin slumped to as low